QQQ-27: checkpoint commit of initial version of Auth0 integration

src/qqq/auth0/code-snippet.tsx

@@ -0,0 +1,28 @@
+import React from "react";
+
+interface CodeSnippetProps
+{
+   code: string;
+   title?: string;
+}
+
+// eslint-disable-next-line react/function-component-definition
+function CodeSnippet({title, code}: CodeSnippetProps): JSX.Element
+{
+   return (
+      <div className="code-snippet">
+         <span className="code-snippet__title">{title}</span>
+         <div className="code-snippet__container">
+            <div className="code-snippet__wrapper">
+               <pre className="code-snippet__body">{code}</pre>
+            </div>
+         </div>
+      </div>
+   );
+}
+
+CodeSnippet.defaultProps = {
+   title: undefined,
+};
+
+export default CodeSnippet;